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I UI/ <br /> S ECOR <br /> ' Logged By Dates Drilled Drilling Contractor Project Name Method/Equipment well Number <br /> • 4/13/05 Cascade Dnlling, Former 76 Station#2505643 <br /> MB 4/15/05 Inc 1502 N El Dorado Street,Stockton,CA Sonic MW-17 <br /> Boring Surface Groundwater Depth(ft) Total Drive Drop <br /> Diam(in) Elev(ft) SZ 57 First Water Depth(ft) wt(lbs) Dist(in) <br /> 10 T 34 Static Water 1210 <br /> CU <br /> i ^ > <br /> Well 8 a <br /> Description <br /> Construction A 2 a <br /> i <br /> weak cementation,moist,(0-40-60) 1 8 MW17 <br /> @100. <br /> 105 <br /> Bentonite -------- ———— — — -- -- -- — ------ <br /> Seal Silty Sand(SM) fine grained sand,sub-angular,soft, loose, low-plasticity in <br /> 110 fines,weak cementation,slow dilatancy,saturated,no odor,no HC staining, <br /> (0-65-35) 8 MW17 <br /> i #3 Monterey @110' <br /> Sand Filter <br /> Pack <br /> 115 <br /> i 0020" ------------ --- — _ __ ___ — <br /> Slotted Poorly Graded Sand(SP) fine grained,sub-angular,loose density,trace silt, <br /> Screen saturated,no odor,no HC staining,(0-95-5) <br /> End Cap 120 6 MW 17 <br /> lie@120' <br /> 125- <br /> 130- <br /> 135- <br /> 140- <br /> 145— <br /> The <br /> 25130135140145The substrata descriptions above are generalized representations and based upon visuaVmanual classification of cuttings and/or <br /> samples obtained during drilling Predominant material types shown on the log may contain different materials and the change from <br /> one predominant material type to another could be different than indicated Descriptions on this log apply only at the specific location <br /> iat the time of dulling and may not be representative of subsurface conditions at other locations or times <br /> Project No 77CP 64409 06 0008 Date 5/4/2005 Log of Well <br /> i 4409 MW 15-17 GPJ Approved by <br /> LOG OF BOREHOLE <br /> Figure (sheet 3 of 3) <br />